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/*
example.js
 
quickstart example
 
instruction
    1. save this script as example.js
    2. run the shell command:
        $ npm install npmtest-serverless && PORT=8081 node example.js
    3. play with the browser-demo on http://127.0.0.1:8081
*/
 
 
 
/* istanbul instrument in package npmtest_serverless */
/*jslint
    bitwise: true,
    browser: true,
    maxerr: 8,
    maxlen: 96,
    node: true,
    nomen: true,
    regexp: true,
    stupid: true
*/
(function () {
    'use strict';
    var local;
 
 
 
    // run shared js-env code - pre-init
    (function () {
        // init local
        local = {};
        // init modeJs
        local.modeJs = (function () {
            try {
                return typeof navigator.userAgent === 'string' &&
                    typeof document.querySelector('body') === 'object' &&
                    typeof XMLHttpRequest.prototype.open === 'function' &&
                    'browser';
            } catch (errorCaughtBrowser) {
                return module.exports &&
                    typeof process.versions.node === 'string' &&
                    typeof require('http').createServer === 'function' &&
                    'node';
            }
        }());
        // init global
        local.global = local.modeJs === 'browser'
            ? window
            : global;
        // init utility2_rollup
        local = local.global.utility2_rollup || (local.modeJs === 'browser'
            ? local.global.utility2_npmtest_serverless
            : global.utility2_moduleExports);
        // export local
        local.global.local = local;
    }());
    switch (local.modeJs) {
 
 
 
    // post-init
    // run browser js-env code - post-init
    /* istanbul ignore next */
    case 'browser':
        local.testRunBrowser = function (event) {
            Eif (!event || (event &&
                    event.currentTarget &&
                    event.currentTarget.className &&
                    event.currentTarget.className.includes &&
                    event.currentTarget.className.includes('onreset'))) {
                // reset output
                Array.from(
                    document.querySelectorAll('body > .resettable')
                ).forEach(function (element) {
                    switch (element.tagName) {
                    case 'INPUT':
                    case 'TEXTAREA':
                        element.value = '';
                        break;
                    default:
                        element.textContent = '';
                    }
                });
            }
            switch (event && event.currentTarget && event.currentTarget.id) {
            case 'testRunButton1':
                // show tests
                Eif (document.querySelector('#testReportDiv1').style.display === 'none') {
                    document.querySelector('#testReportDiv1').style.display = 'block';
                    document.querySelector('#testRunButton1').textContent =
                        'hide internal test';
                    local.modeTest = true;
                    local.testRunDefault(local);
                // hide tests
                } else {
                    document.querySelector('#testReportDiv1').style.display = 'none';
                    document.querySelector('#testRunButton1').textContent = 'run internal test';
                }
                break;
            // custom-case
            default:
                break;
            }
            Iif (document.querySelector('#inputTextareaEval1') && (!event || (event &&
                    event.currentTarget &&
                    event.currentTarget.className &&
                    event.currentTarget.className.includes &&
                    event.currentTarget.className.includes('oneval')))) {
                // try to eval input-code
                try {
                    /*jslint evil: true*/
                    eval(document.querySelector('#inputTextareaEval1').value);
                } catch (errorCaught) {
                    console.error(errorCaught);
                }
            }
        };
        // log stderr and stdout to #outputTextareaStdout1
        ['error', 'log'].forEach(function (key) {
            console[key + '_original'] = console[key];
            console[key] = function () {
                var element;
                console[key + '_original'].apply(console, arguments);
                element = document.querySelector('#outputTextareaStdout1');
                Iif (!element) {
                    return;
                }
                // append text to #outputTextareaStdout1
                element.value += Array.from(arguments).map(function (arg) {
                    return typeof arg === 'string'
                        ? arg
                        : JSON.stringify(arg, null, 4);
                }).join(' ') + '\n';
                // scroll textarea to bottom
                element.scrollTop = element.scrollHeight;
            };
        });
        // init event-handling
        ['change', 'click', 'keyup'].forEach(function (event) {
            Array.from(document.querySelectorAll('.on' + event)).forEach(function (element) {
                element.addEventListener(event, local.testRunBrowser);
            });
        });
        // run tests
        local.testRunBrowser();
        break;
 
 
 
    // run node js-env code - post-init
    /* istanbul ignore next */
    case 'node':
        // export local
        module.exports = local;
        // require modules
        local.fs = require('fs');
        local.http = require('http');
        local.url = require('url');
        // init assets
        local.assetsDict = local.assetsDict || {};
        /* jslint-ignore-begin */
        local.assetsDict['/assets.index.template.html'] = '\
<!doctype html>\n\
<html lang="en">\n\
<head>\n\
<meta charset="UTF-8">\n\
<meta name="viewport" content="width=device-width, initial-scale=1">\n\
<title>{{env.npm_package_name}} (v{{env.npm_package_version}})</title>\n\
<style>\n\
/*csslint\n\
    box-sizing: false,\n\
    universal-selector: false\n\
*/\n\
* {\n\
    box-sizing: border-box;\n\
}\n\
body {\n\
    background: #dde;\n\
    font-family: Arial, Helvetica, sans-serif;\n\
    margin: 2rem;\n\
}\n\
body > * {\n\
    margin-bottom: 1rem;\n\
}\n\
.utility2FooterDiv {\n\
    margin-top: 20px;\n\
    text-align: center;\n\
}\n\
</style>\n\
<style>\n\
/*csslint\n\
*/\n\
textarea {\n\
    font-family: monospace;\n\
    height: 10rem;\n\
    width: 100%;\n\
}\n\
textarea[readonly] {\n\
    background: #ddd;\n\
}\n\
</style>\n\
</head>\n\
<body>\n\
<!-- utility2-comment\n\
<div id="ajaxProgressDiv1" style="background: #d00; height: 2px; left: 0; margin: 0; padding: 0; position: fixed; top: 0; transition: background 0.5s, width 1.5s; width: 25%;"></div>\n\
utility2-comment -->\n\
<h1>\n\
<!-- utility2-comment\n\
    <a\n\
        {{#if env.npm_package_homepage}}\n\
        href="{{env.npm_package_homepage}}"\n\
        {{/if env.npm_package_homepage}}\n\
        target="_blank"\n\
    >\n\
utility2-comment -->\n\
        {{env.npm_package_name}} (v{{env.npm_package_version}})\n\
<!-- utility2-comment\n\
    </a>\n\
utility2-comment -->\n\
</h1>\n\
<h3>{{env.npm_package_description}}</h3>\n\
<!-- utility2-comment\n\
<h4><a download href="assets.app.js">download standalone app</a></h4>\n\
<button class="onclick onreset" id="testRunButton1">run internal test</button><br>\n\
<div id="testReportDiv1" style="display: none;"></div>\n\
utility2-comment -->\n\
\n\
\n\
\n\
<label>stderr and stdout</label>\n\
<textarea class="resettable" id="outputTextareaStdout1" readonly></textarea>\n\
<!-- utility2-comment\n\
{{#if isRollup}}\n\
<script src="assets.app.js"></script>\n\
{{#unless isRollup}}\n\
utility2-comment -->\n\
<script src="assets.utility2.rollup.js"></script>\n\
<script src="jsonp.utility2._stateInit?callback=window.utility2._stateInit"></script>\n\
<script src="assets.npmtest_serverless.rollup.js"></script>\n\
<script src="assets.example.js"></script>\n\
<script src="assets.test.js"></script>\n\
<!-- utility2-comment\n\
{{/if isRollup}}\n\
utility2-comment -->\n\
<div class="utility2FooterDiv">\n\
    [ this app was created with\n\
    <a href="https://github.com/kaizhu256/node-utility2" target="_blank">utility2</a>\n\
    ]\n\
</div>\n\
</body>\n\
</html>\n\
';
        /* jslint-ignore-end */
        Iif (local.templateRender) {
            local.assetsDict['/'] = local.templateRender(
                local.assetsDict['/assets.index.template.html'],
                {
                    env: local.objectSetDefault(local.env, {
                        npm_package_description: 'the greatest app in the world!',
                        npm_package_name: 'my-app',
                        npm_package_nameAlias: 'my_app',
                        npm_package_version: '0.0.1'
                    })
                }
            );
        } else {
            local.assetsDict['/'] = local.assetsDict['/assets.index.template.html']
                .replace((/\{\{env\.(\w+?)\}\}/g), function (match0, match1) {
                    // jslint-hack
                    String(match0);
                    switch (match1) {
                    case 'npm_package_description':
                        return 'the greatest app in the world!';
                    case 'npm_package_name':
                        return 'my-app';
                    case 'npm_package_nameAlias':
                        return 'my_app';
                    case 'npm_package_version':
                        return '0.0.1';
                    }
                });
        }
        // run the cli
        Eif (local.global.utility2_rollup || module !== require.main) {
            break;
        }
        local.assetsDict['/assets.example.js'] =
            local.assetsDict['/assets.example.js'] ||
            local.fs.readFileSync(__filename, 'utf8');
        // bug-workaround - long $npm_package_buildCustomOrg
        /* jslint-ignore-begin */
        local.assetsDict['/assets.npmtest_serverless.rollup.js'] =
            local.assetsDict['/assets.npmtest_serverless.rollup.js'] ||
            local.fs.readFileSync(
                local.npmtest_serverless.__dirname + '/lib.npmtest_serverless.js',
                'utf8'
            ).replace((/^#!/), '//');
        /* jslint-ignore-end */
        local.assetsDict['/favicon.ico'] = local.assetsDict['/favicon.ico'] || '';
        // if $npm_config_timeout_exit exists,
        // then exit this process after $npm_config_timeout_exit ms
        if (Number(process.env.npm_config_timeout_exit)) {
            setTimeout(process.exit, Number(process.env.npm_config_timeout_exit));
        }
        // start server
        if (local.global.utility2_serverHttp1) {
            break;
        }
        process.env.PORT = process.env.PORT || '8081';
        console.error('server starting on port ' + process.env.PORT);
        local.http.createServer(function (request, response) {
            request.urlParsed = local.url.parse(request.url);
            if (local.assetsDict[request.urlParsed.pathname] !== undefined) {
                response.end(local.assetsDict[request.urlParsed.pathname]);
                return;
            }
            response.statusCode = 404;
            response.end();
        }).listen(process.env.PORT);
        break;
    }
}());
 
 

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/* istanbul instrument in package npmtest_serverless */
/*jslint
    bitwise: true,
    browser: true,
    maxerr: 8,
    maxlen: 96,
    node: true,
    nomen: true,
    regexp: true,
    stupid: true
*/
(function () {
    'use strict';
    var local;
 
 
 
    // run shared js-env code - pre-init
    (function () {
        // init local
        local = {};
        // init modeJs
        local.modeJs = (function () {
            try {
                return typeof navigator.userAgent === 'string' &&
                    typeof document.querySelector('body') === 'object' &&
                    typeof XMLHttpRequest.prototype.open === 'function' &&
                    'browser';
            } catch (errorCaughtBrowser) {
                return module.exports &&
                    typeof process.versions.node === 'string' &&
                    typeof require('http').createServer === 'function' &&
                    'node';
            }
        }());
        // init global
        local.global = local.modeJs === 'browser'
            ? window
            : global;
        // init utility2_rollup
        local = local.global.utility2_rollup || local;
        // init lib
        local.local = local.npmtest_serverless = local;
        // init exports
        if (local.modeJs === 'browser') {
            local.global.utility2_npmtest_serverless = local;
        } else {
            module.exports = local;
            module.exports.__dirname = __dirname;
            module.exports.module = module;
        }
    }());
}());
 
 

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/* istanbul instrument in package npmtest_serverless */
/*jslint
    bitwise: true,
    browser: true,
    maxerr: 8,
    maxlen: 96,
    node: true,
    nomen: true,
    regexp: true,
    stupid: true
*/
(function () {
    'use strict';
    var local;
 
 
 
    // run shared js-env code - pre-init
    (function () {
        // init local
        local = {};
        // init modeJs
        local.modeJs = (function () {
            try {
                return typeof navigator.userAgent === 'string' &&
                    typeof document.querySelector('body') === 'object' &&
                    typeof XMLHttpRequest.prototype.open === 'function' &&
                    'browser';
            } catch (errorCaughtBrowser) {
                return module.exports &&
                    typeof process.versions.node === 'string' &&
                    typeof require('http').createServer === 'function' &&
                    'node';
            }
        }());
        // init global
        local.global = local.modeJs === 'browser'
            ? window
            : global;
        switch (local.modeJs) {
        // re-init local from window.local
        case 'browser':
            local = local.global.utility2.objectSetDefault(
                local.global.utility2_rollup || local.global.local,
                local.global.utility2
            );
            break;
        // re-init local from example.js
        case 'node':
            local = (local.global.utility2_rollup || require('utility2'))
                .requireExampleJsFromReadme();
            break;
        }
        // export local
        local.global.local = local;
    }());
 
 
 
    // run shared js-env code - function
    (function () {
        return;
    }());
    switch (local.modeJs) {
 
 
 
    // run browser js-env code - function
    case 'browser':
        break;
 
 
 
    // run node js-env code - function
    case 'node':
        break;
    }
 
 
 
    // run shared js-env code - post-init
    (function () {
        return;
    }());
    switch (local.modeJs) {
 
 
 
    // run browser js-env code - post-init
    case 'browser':
        local.testCase_browser_nullCase = local.testCase_browser_nullCase || function (
            options,
            onError
        ) {
        /*
         * this function will test browsers's null-case handling-behavior-behavior
         */
            onError(null, options);
        };
 
        // run tests
        local.nop(local.modeTest &&
            document.querySelector('#testRunButton1') &&
            document.querySelector('#testRunButton1').click());
        break;
 
 
 
    // run node js-env code - post-init
    /* istanbul ignore next */
    case 'node':
        local.testCase_buildApidoc_default = local.testCase_buildApidoc_default || function (
            options,
            onError
        ) {
        /*
         * this function will test buildApidoc's default handling-behavior-behavior
         */
            options = { modulePathList: module.paths };
            local.buildApidoc(options, onError);
        };
 
        local.testCase_buildApp_default = local.testCase_buildApp_default || function (
            options,
            onError
        ) {
        /*
         * this function will test buildApp's default handling-behavior-behavior
         */
            local.testCase_buildReadme_default(options, local.onErrorThrow);
            local.testCase_buildLib_default(options, local.onErrorThrow);
            local.testCase_buildTest_default(options, local.onErrorThrow);
            local.testCase_buildCustomOrg_default(options, local.onErrorThrow);
            options = [];
            local.buildApp(options, onError);
        };
 
        local.testCase_buildCustomOrg_default = local.testCase_buildCustomOrg_default ||
            function (options, onError) {
            /*
             * this function will test buildCustomOrg's default handling-behavior
             */
                options = {};
                local.buildCustomOrg(options, onError);
            };
 
        local.testCase_buildLib_default = local.testCase_buildLib_default || function (
            options,
            onError
        ) {
        /*
         * this function will test buildLib's default handling-behavior
         */
            options = {};
            local.buildLib(options, onError);
        };
 
        local.testCase_buildReadme_default = local.testCase_buildReadme_default || function (
            options,
            onError
        ) {
        /*
         * this function will test buildReadme's default handling-behavior-behavior
         */
            options = {};
            local.buildReadme(options, onError);
        };
 
        local.testCase_buildTest_default = local.testCase_buildTest_default || function (
            options,
            onError
        ) {
        /*
         * this function will test buildTest's default handling-behavior
         */
            options = {};
            local.buildTest(options, onError);
        };
 
        local.testCase_webpage_default = local.testCase_webpage_default || function (
            options,
            onError
        ) {
        /*
         * this function will test webpage's default handling-behavior
         */
            options = { modeCoverageMerge: true, url: local.serverLocalHost + '?modeTest=1' };
            local.browserTest(options, onError);
        };
 
        // run test-server
        local.testRunServer(local);
        break;
    }
}());
 
 

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1
 
 
'use strict';
 
require('shelljs/global');
 
const path = require('path');
const BbPromise = require('bluebird');
const os = require('os');
const CLI = require('./classes/CLI');
const Config = require('./classes/Config');
const YamlParser = require('./classes/YamlParser');
const PluginManager = require('./classes/PluginManager');
const Utils = require('./classes/Utils');
const Service = require('./classes/Service');
const Variables = require('./classes/Variables');
const ServerlessError = require('./classes/Error').ServerlessError;
const Version = require('./../package.json').version;
 
class Serverless {
  constructor(config) {
    let configObject = config;
    configObject = configObject || {};
 
    this.providers = {};
 
    this.version = Version;
 
    this.yamlParser = new YamlParser(this);
    this.utils = new Utils(this);
    this.service = new Service(this);
    this.variables = new Variables(this);
    this.pluginManager = new PluginManager(this);
 
    // use the servicePath from the options or try to find it in the CWD
    configObject.servicePath = configObject.servicePath || this.utils.findServicePath();
 
    this.config = new Config(this, configObject);
 
    this.classes = {};
    this.classes.CLI = CLI;
    this.classes.YamlParser = YamlParser;
    this.classes.Utils = Utils;
    this.classes.Service = Service;
    this.classes.Variables = Variables;
    this.classes.Error = ServerlessError;
    this.classes.PluginManager = PluginManager;
 
    this.serverlessDirPath = path.join(os.homedir(), '.serverless');
  }
 
  init() {
    // create a new CLI instance
    this.cli = new CLI(this);
 
    // get an array of commands and options that should be processed
    this.processedInput = this.cli.processInput();
 
    // set the options and commands which were processed by the CLI
    this.pluginManager.setCliOptions(this.processedInput.options);
    this.pluginManager.setCliCommands(this.processedInput.commands);
 
    return this.service.load(this.processedInput.options)
      .then(() => {
        // load all plugins
        this.pluginManager.loadAllPlugins(this.service.plugins);
 
        this.pluginManager.autoloadServerlessAlphaPlugin();
 
        // give the CLI the plugins and commands so that it can print out
        // information such as options when the user enters --help
        this.cli.setLoadedPlugins(this.pluginManager.getPlugins());
        this.cli.setLoadedCommands(this.pluginManager.getCommands());
      });
  }
 
  run() {
    this.utils.logStat(this).catch(() => BbPromise.resolve());
 
    if (this.cli.displayHelp(this.processedInput)) {
      return BbPromise.resolve();
    }
 
    // make sure the command exists before doing anything else
    this.pluginManager.validateCommand(this.processedInput.commands);
 
    // populate variables after --help, otherwise help may fail to print
    // (https://github.com/serverless/serverless/issues/2041)
    this.variables.populateService(this.pluginManager.cliOptions);
 
    // populate function names after variables are loaded in case functions were externalized
    // (https://github.com/serverless/serverless/issues/2997)
    this.service.setFunctionNames(this.processedInput.options);
 
    // validate the service configuration, now that variables are loaded
    this.service.validate();
 
    // trigger the plugin lifecycle when there's something which should be processed
    return this.pluginManager.run(this.processedInput.commands);
  }
 
  setProvider(name, provider) {
    this.providers[name] = provider;
  }
 
  getProvider(name) {
    return this.providers[name] ? this.providers[name] : false;
  }
 
  getVersion() {
    return this.version;
  }
}
 
module.exports = Serverless;
 
 

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1
 
 
'use strict';
 
const version = require('../../package.json').version;
const minimist = require('minimist');
const _ = require('lodash');
const os = require('os');
const chalk = require('chalk');
 
class CLI {
  constructor(serverless, inputArray) {
    this.serverless = serverless;
    this.inputArray = inputArray || null;
    this.loadedPlugins = [];
    this.loadedCommands = {};
  }
 
  setLoadedPlugins(plugins) {
    this.loadedPlugins = plugins;
  }
 
  setLoadedCommands(commands) {
    this.loadedCommands = commands;
  }
 
  processInput() {
    let inputArray;
 
    // check if commands are passed externally (e.g. used by tests)
    // otherwise use process.argv to receive the commands
    Iif (this.inputArray !== null) {
      inputArray = this.inputArray;
    } else {
      inputArray = process.argv.slice(2);
    }
 
    const argv = minimist(inputArray);
 
    const commands = [].concat(argv._);
    const options = _.omit(argv, ['_']);
 
    return { commands, options };
  }
 
  displayHelp(processedInput) {
    const commands = processedInput.commands;
    const options = processedInput.options;
 
    // if only "version" or "v" was entered
    if ((commands.length === 0 && (options.version || options.v)) ||
        (commands.length === 1 && (commands.indexOf('version') > -1))) {
      this.getVersionNumber();
      return true;
    }
 
    // if only "help" or "h" was entered
    if ((commands.length === 0) ||
        (commands.length === 0 && (options.help || options.h)) ||
        (commands.length === 1 && (commands.indexOf('help') > -1))) {
      this.generateMainHelp();
      return true;
    }
 
    // if "help" was entered in combination with commands (or one command)
    if (commands.length >= 1 && (options.help || options.h)) {
      this.generateCommandsHelp(commands);
      return true;
    }
    return false;
  }
 
  displayCommandUsage(commandObject, command) {
    const dotsLength = 30;
 
    // check if command has lifecycleEvents (can be executed)
    if (commandObject.lifecycleEvents) {
      const usage = commandObject.usage;
      const dots = _.repeat('.', dotsLength - command.length);
      this.consoleLog(`${chalk.yellow(command)} ${chalk.dim(dots)} ${usage}`);
    }
 
    _.forEach(commandObject.commands, (subcommandObject, subcommand) => {
      this.displayCommandUsage(subcommandObject, `${command} ${subcommand}`);
    });
  }
 
  displayCommandOptions(commandObject) {
    const dotsLength = 40;
    _.forEach(commandObject.options, (optionsObject, option) => {
      let optionsDots = _.repeat('.', dotsLength - option.length);
      const optionsUsage = optionsObject.usage;
 
      if (optionsObject.required) {
        optionsDots = optionsDots.slice(0, optionsDots.length - 18);
      } else {
        optionsDots = optionsDots.slice(0, optionsDots.length - 7);
      }
      if (optionsObject.shortcut) {
        optionsDots = optionsDots.slice(0, optionsDots.length - 5);
      }
 
      const optionInfo = `    --${option}`;
      let shortcutInfo = '';
      let requiredInfo = '';
      if (optionsObject.shortcut) {
        shortcutInfo = ` / -${optionsObject.shortcut}`;
      }
      if (optionsObject.required) {
        requiredInfo = ' (required)';
      }
 
      const thingsToLog = `${optionInfo}${shortcutInfo}${requiredInfo} ${
        chalk.dim(optionsDots)} ${optionsUsage}`;
      this.consoleLog(chalk.yellow(thingsToLog));
    });
  }
 
  generateMainHelp() {
    this.consoleLog('');
 
    this.consoleLog(chalk.yellow.underline('Commands'));
    this.consoleLog(chalk.dim('* Serverless documentation: http://docs.serverless.com'));
    this.consoleLog(chalk.dim('* You can run commands with "serverless" or the shortcut "sls"'));
    this.consoleLog(chalk.dim('* Pass "--help" after any <command> for contextual help'));
 
    this.consoleLog('');
 
    _.forEach(this.loadedCommands, (details, command) => {
      this.displayCommandUsage(details, command);
    });
 
    this.consoleLog('');
 
    // print all the installed plugins
    this.consoleLog(chalk.yellow.underline('Plugins'));
 
    if (this.loadedPlugins.length) {
      const sortedPlugins = _.sortBy(
        this.loadedPlugins,
        (plugin) => plugin.constructor.name
      );
 
      this.consoleLog(sortedPlugins.map((plugin) => plugin.constructor.name).join(', '));
    } else {
      this.consoleLog('No plugins added yet');
    }
  }
 
  generateCommandsHelp(commandsArray) {
    const command = this.serverless.pluginManager.getCommand(commandsArray);
    const commandName = commandsArray.join(' ');
 
    // print the name of the plugin
    this.consoleLog(chalk.yellow.underline(`Plugin: ${command.pluginName}`));
 
    this.displayCommandUsage(command, commandName);
    this.displayCommandOptions(command);
 
    this.consoleLog('');
  }
 
  getVersionNumber() {
    this.consoleLog(version);
  }
 
  asciiGreeting() {
    let art = '';
    art = `${art} _______                             __${os.EOL}`;
    art = `${art}|   _   .-----.----.--.--.-----.----|  .-----.-----.-----.${os.EOL}`;
    art = `${art}|   |___|  -__|   _|  |  |  -__|   _|  |  -__|__ --|__ --|${os.EOL}`;
    art = `${art}|____   |_____|__|  \\___/|_____|__| |__|_____|_____|_____|${os.EOL}`;
    art = `${art}|   |   |             The Serverless Application Framework${os.EOL}`;
    art = `${art}|       |                           serverless.com, v${version}${os.EOL}`;
    art = `${art} -------'`;
 
    this.consoleLog(chalk.yellow(art));
    this.consoleLog('');
  }
 
  printDot() {
    process.stdout.write(chalk.yellow('.'));
  }
 
  log(message) {
    this.consoleLog(`Serverless: ${chalk.yellow(`${message}`)}`);
  }
 
  consoleLog(message) {
    console.log(message); // eslint-disable-line no-console
  }
}
 
module.exports = CLI;
 
 

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1
 
 
 
'use strict';
 
const _ = require('lodash');
const path = require('path');
 
class Config {
 
  constructor(serverless, config) {
    this.serverless = serverless;
    this.serverlessPath = path.join(__dirname, '..');
 
    Eif (config) this.update(config);
  }
 
  update(config) {
    return _.merge(this, config);
  }
}
 
module.exports = Config;
 
 
 

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1
 
 
 
 
'use strict';
const chalk = require('chalk');
const version = require('./../../package.json').version;
 
const consoleLog = (message) => {
  console.log(message); // eslint-disable-line no-console
};
 
const writeMessage = (messageType, message) => {
  const words = message.split(' ');
 
  let line = '';
  while (line.length < 56 - messageType.length) {
    line = `${line}-`;
  }
 
  consoleLog(' ');
  consoleLog(chalk.yellow(` ${messageType} ${line}`));
  consoleLog(' ');
 
 
  let logLine = [];
  words.forEach(word => {
    logLine.push(word);
    const logLineString = logLine.join(' ');
    if (logLineString.length > 50) {
      consoleLog(chalk.yellow(`     ${logLineString}`));
      logLine = [];
    }
  });
 
  if (logLine.length !== 0) {
    consoleLog(chalk.yellow(`     ${logLine.join(' ')}`));
  }
 
  consoleLog(' ');
};
 
module.exports.ServerlessError = class ServerlessError extends Error {
  constructor(message, statusCode) {
    super(message);
    this.name = this.constructor.name;
    this.message = message;
    this.statusCode = statusCode;
    Error.captureStackTrace(this, this.constructor);
  }
};
 
// Deprecated - use ServerlessError instead
module.exports.SError = module.exports.ServerlessError;
 
module.exports.logError = (e) => {
  try {
    const errorType = e.name.replace(/([A-Z])/g, ' $1');
 
    writeMessage(errorType, e.message);
 
    if (e.name !== 'ServerlessError') {
      const errorMessage = [
        '    ',
        ' For debugging logs, run again after setting the',
        ' "SLS_DEBUG=*" environment variable.',
      ].join('');
      consoleLog(chalk.red(errorMessage));
      consoleLog(' ');
    }
 
    if (process.env.SLS_DEBUG) {
      consoleLog(chalk.yellow('  Stack Trace --------------------------------------------'));
      consoleLog(' ');
      consoleLog(e.stack);
      consoleLog(' ');
    }
 
    consoleLog(chalk.yellow('  Get Support --------------------------------------------'));
    consoleLog(`${chalk.yellow('     Docs:          ')}${chalk.white('docs.serverless.com')}`);
    consoleLog(`${chalk.yellow('     Bugs:          ')}${chalk
      .white('github.com/serverless/serverless/issues')}`);
    consoleLog(`${chalk.yellow('     Forums:        ')}${chalk.white('forum.serverless.com')}`);
    consoleLog(`${chalk.yellow('     Chat:          ')}${chalk
            .white('gitter.im/serverless/serverless')}`);
 
    consoleLog(' ');
    consoleLog(chalk.yellow('  Your Environment Information -----------------------------'));
    consoleLog(chalk.yellow(`     OS:                 ${process.platform}`));
    consoleLog(chalk.yellow(`     Node Version:       ${process.version.replace(/^[v|V]/, '')}`));
    consoleLog(chalk.yellow(`     Serverless Version: ${version}`));
    consoleLog(' ');
 
    // Failure exit
    process.exit(1);
  } catch (errorHandlingError) {
    throw new Error(e);
  }
};
 
module.exports.logWarning = (message) => {
  writeMessage('Serverless Warning', message);
};
 
 

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2
 
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1
 
 
'use strict';
 
const path = require('path');
const os = require('os');
const Module = require('module');
const BbPromise = require('bluebird');
const childProcess = require('child_process');
const resolveFrom = require('resolve-from');
const _ = require('lodash');
 
class PluginManager {
  constructor(serverless) {
    this.serverless = serverless;
 
    this.cliOptions = {};
    this.cliCommands = [];
 
    this.plugins = [];
    this.commands = {};
    this.hooks = {};
  }
 
  autoloadServerlessAlphaPlugin() {
    try {
      const localPluginPath = resolveFrom(this.serverless.config.servicePath, 'serverless-alpha');
      const ServerlessAlpha = require(localPluginPath); //eslint-disable-line
      this.addPlugin(ServerlessAlpha);
      return;
    } catch (e) {
      // serverless-alpha not found locally
    }
 
    try {
      let prefixPath = childProcess.execSync('npm config get prefix --silent').toString().trim();
 
      if (prefixPath && prefixPath.length) {
        // get the path to the global node_modules dir (see: https://docs.npmjs.com/files/folders)
        if (os.platform !== 'win32') {
          prefixPath = path.join(prefixPath, 'lib');
        }
 
        const serverlessAlphaPluginPath = resolveFrom(
          prefixPath,
          'serverless-alpha'
        );
 
        if (serverlessAlphaPluginPath) {
          const ServerlessAlpha = require(serverlessAlphaPluginPath); //eslint-disable-line
          this.addPlugin(ServerlessAlpha);
        }
      }
    } catch (e) {
      // serverless-alpha not found globally via npm
    }
  }
 
  setCliOptions(options) {
    this.cliOptions = options;
  }
 
  setCliCommands(commands) {
    this.cliCommands = commands;
  }
 
  addPlugin(Plugin) {
    const pluginInstance = new Plugin(this.serverless, this.cliOptions);
 
    let pluginProvider = null;
    // check if plugin is provider agnostic
    if (pluginInstance.provider) {
      if (typeof pluginInstance.provider === 'string') {
        pluginProvider = pluginInstance.provider;
      } else if (typeof pluginInstance.provider === 'object') {
        pluginProvider = pluginInstance.provider.constructor.getProviderName();
      }
    }
 
    // ignore plugins that specify a different provider than the current one
    if (pluginProvider
      && (pluginProvider !== this.serverless.service.provider.name)) {
      return;
    }
 
    this.loadCommands(pluginInstance);
    this.loadHooks(pluginInstance);
 
    this.plugins.push(pluginInstance);
  }
 
  loadAllPlugins(servicePlugins) {
    this.loadCorePlugins();
    this.loadServicePlugins(servicePlugins);
  }
 
  loadPlugins(plugins) {
    plugins.forEach((plugin) => {
      const Plugin = require(plugin); // eslint-disable-line global-require
 
      this.addPlugin(Plugin);
    });
  }
 
  loadCorePlugins() {
    const pluginsDirectoryPath = path.join(__dirname, '../plugins');
 
    const corePlugins = this.serverless.utils
      .readFileSync(path.join(pluginsDirectoryPath, 'Plugins.json')).plugins
      .map((corePluginPath) => path.join(pluginsDirectoryPath, corePluginPath));
 
    this.loadPlugins(corePlugins);
  }
 
  loadServicePlugins(servicePlugs) {
    const servicePlugins = Array.isArray(servicePlugs) ? servicePlugs : [];
 
    // eslint-disable-next-line no-underscore-dangle
    module.paths = Module._nodeModulePaths(process.cwd());
 
    // we want to load plugins installed locally in the service
    if (this.serverless && this.serverless.config && this.serverless.config.servicePath) {
      module.paths.unshift(path.join(this.serverless.config.servicePath, '.serverless_plugins'));
    }
 
    this.loadPlugins(servicePlugins);
  }
 
  loadCommand(pluginName, details, key) {
    const commands = _.mapValues(details.commands, (subDetails, subKey) =>
      this.loadCommand(pluginName, subDetails, `${key}:${subKey}`)
    );
    return _.assign({}, details, { key, pluginName, commands });
  }
 
  loadCommands(pluginInstance) {
    const pluginName = pluginInstance.constructor.name;
    _.forEach(pluginInstance.commands, (details, key) => {
      const command = this.loadCommand(pluginName, details, key);
      this.commands[key] = _.merge({}, this.commands[key], command);
    });
  }
 
  loadHooks(pluginInstance) {
    const pluginName = pluginInstance.constructor.name;
    _.forEach(pluginInstance.hooks, (fn, event) => {
      this.hooks[event] = this.hooks[event] || [];
      this.hooks[event].push({
        pluginName,
        fn,
      });
    });
  }
 
  getCommands() {
    return this.commands;
  }
 
  /**
   * Retrieve the command specified by a command list. The method can be configured
   * to include entrypoint commands (which are invisible to the CLI and can only
   * be used by plugins).
   * @param commandsArray {Array<String>} Commands
   * @param allowEntryPoints {undefined|boolean} Allow entrypoint commands to be returned
   * @returns {Object} Command
   */
  getCommand(commandsArray, allowEntryPoints) {
    return _.reduce(commandsArray, (current, name, index) => {
      if (name in current.commands &&
         (allowEntryPoints || current.commands[name].type !== 'entrypoint')) {
        return current.commands[name];
      }
      const commandName = commandsArray.slice(0, index + 1).join(' ');
      const errorMessage = [
        `Command "${commandName}" not found`,
        ' Run "serverless help" for a list of all available commands.',
      ].join();
      throw new this.serverless.classes.Error(errorMessage);
    }, { commands: this.commands });
  }
 
  getEvents(command) {
    return _.flatMap(command.lifecycleEvents, (event) => [
      `before:${command.key}:${event}`,
      `${command.key}:${event}`,
      `after:${command.key}:${event}`,
    ]);
  }
 
  getPlugins() {
    return this.plugins;
  }
 
  getHooks(events) {
    return _.flatMap([].concat(events), (event) => this.hooks[event] || []);
  }
 
  invoke(commandsArray, allowEntryPoints) {
    const command = this.getCommand(commandsArray, allowEntryPoints);
 
    this.convertShortcutsIntoOptions(command);
    this.validateOptions(command);
 
    const events = this.getEvents(command);
    const hooks = this.getHooks(events);
 
    if (hooks.length === 0) {
      const errorMessage = 'The command you entered did not catch on any hooks';
      throw new this.serverless.classes.Error(errorMessage);
    }
 
    return BbPromise.reduce(hooks, (__, hook) => hook.fn(), null);
  }
 
  /**
   * Invokes the given command and starts the command's lifecycle.
   * This method can be called by plugins directly to spawn a separate sub lifecycle.
   */
  spawn(commandsArray) {
    return this.invoke(commandsArray, true);
  }
 
  /**
   * Called by the CLI to start a public command.
   */
  run(commandsArray) {
    return this.invoke(commandsArray);
  }
 
  /**
   * Check if the command is valid. Internally this function will only find
   * CLI accessible commands (command.type !== 'entrypoint')
   */
  validateCommand(commandsArray) {
    this.getCommand(commandsArray);
  }
 
  validateOptions(command) {
    _.forEach(command.options, (value, key) => {
      if (value.required && (this.cliOptions[key] === true || !(this.cliOptions[key]))) {
        let requiredThings = `the --${key} option`;
 
        if (value.shortcut) {
          requiredThings += ` / -${value.shortcut} shortcut`;
        }
        let errorMessage = `This command requires ${requiredThings}.`;
 
        if (value.usage) {
          errorMessage = `${errorMessage} Usage: ${value.usage}`;
        }
 
        throw new this.serverless.classes.Error(errorMessage);
      }
 
      if (_.isPlainObject(value.customValidation) &&
        value.customValidation.regularExpression instanceof RegExp &&
        typeof value.customValidation.errorMessage === 'string' &&
        !value.customValidation.regularExpression.test(this.cliOptions[key])) {
        throw new this.serverless.classes.Error(value.customValidation.errorMessage);
      }
    });
  }
 
  convertShortcutsIntoOptions(command) {
    _.forEach(command.options, (optionObject, optionKey) => {
      if (optionObject.shortcut && _.includes(Object.keys(this.cliOptions),
          optionObject.shortcut)) {
        Object.keys(this.cliOptions).forEach((option) => {
          if (option === optionObject.shortcut) {
            this.cliOptions[optionKey] = this.cliOptions[option];
          }
        });
      }
    });
  }
 
}
 
module.exports = PluginManager;
 
 

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1
 
 
'use strict';
 
const ServerlessError = require('./Error').ServerlessError;
const path = require('path');
const _ = require('lodash');
const BbPromise = require('bluebird');
const semver = require('semver');
 
class Service {
 
  constructor(serverless, data) {
    this.serverless = serverless;
 
    // Default properties
    this.service = null;
    this.provider = {
      stage: 'dev',
      region: 'us-east-1',
      variableSyntax: '\\${([ :a-zA-Z0-9._,\\-\\/\\(\\)]+?)}',
    };
    this.custom = {};
    this.plugins = [];
    this.functions = {};
    this.resources = {};
    this.package = {};
 
    Iif (data) this.update(data);
  }
 
  load(rawOptions) {
    const that = this;
    const options = rawOptions || {};
    options.stage = options.stage || options.s;
    options.region = options.region || options.r;
    const servicePath = that.serverless.config.servicePath;
 
    // skip if the service path is not found
    // because the user might be creating a new service
    Eif (!servicePath) {
      return BbPromise.resolve();
    }
 
    let serverlessYmlPath = path.join(servicePath, 'serverless.yml');
    // change to serverless.yaml if the file could not be found
    if (!this.serverless.utils.fileExistsSync(serverlessYmlPath)) {
      serverlessYmlPath = path
        .join(this.serverless.config.servicePath, 'serverless.yaml');
    }
 
    return that.serverless.yamlParser
      .parse(serverlessYmlPath)
      .then((serverlessFileParam) => {
        const serverlessFile = serverlessFileParam;
        // basic service level validation
        const version = this.serverless.utils.getVersion();
        const ymlVersion = serverlessFile.frameworkVersion;
        if (ymlVersion && !semver.satisfies(version, ymlVersion)) {
          const errorMessage = [
            `The Serverless version (${version}) does not satisfy the`,
            ` "frameworkVersion" (${ymlVersion}) in serverless.yml`,
          ].join('');
          throw new ServerlessError(errorMessage);
        }
        if (!serverlessFile.service) {
          throw new ServerlessError('"service" property is missing in serverless.yml');
        }
        if (!serverlessFile.provider) {
          throw new ServerlessError('"provider" property is missing in serverless.yml');
        }
 
        if (typeof serverlessFile.provider !== 'object') {
          const providerName = serverlessFile.provider;
          serverlessFile.provider = {
            name: providerName,
          };
        }
 
        const providers = ['aws', 'azure', 'google', 'openwhisk'];
        if (providers.indexOf(serverlessFile.provider.name) === -1) {
          const errorMessage = [
            `Provider "${serverlessFile.provider.name}" is not supported.`,
            ` Valid values for provider are: ${providers.join(', ')}.`,
            ' Please provide one of those values to the "provider" property in serverless.yml.',
          ].join('');
          throw new ServerlessError(errorMessage);
        }
 
        if (Array.isArray(serverlessFile.resources)) {
          serverlessFile.resources = serverlessFile.resources.reduce((memo, value) =>
            Object.assign(memo, value)
          , {});
        }
 
        that.service = serverlessFile.service;
        that.custom = serverlessFile.custom;
        that.plugins = serverlessFile.plugins;
        that.resources = serverlessFile.resources;
        that.functions = serverlessFile.functions || {};
 
        // merge so that the default settings are still in place and
        // won't be overwritten
        that.provider = _.merge(that.provider, serverlessFile.provider);
 
        if (serverlessFile.package) {
          that.package.individually = serverlessFile.package.individually;
          that.package.artifact = serverlessFile.package.artifact;
          that.package.exclude = serverlessFile.package.exclude;
          that.package.include = serverlessFile.package.include;
        }
 
        return this;
      });
  }
 
  setFunctionNames(rawOptions) {
    const that = this;
    const options = rawOptions || {};
    options.stage = options.stage || options.s;
    options.region = options.region || options.r;
 
    // setup function.name property
    const stageNameForFunction = options.stage || this.provider.stage;
    _.forEach(that.functions, (functionObj, functionName) => {
      if (!functionObj.events) {
        that.functions[functionName].events = [];
      }
 
      if (!functionObj.name) {
        that.functions[functionName].name =
          `${that.service}-${stageNameForFunction}-${functionName}`;
      }
    });
  }
 
  validate() {
    _.forEach(this.functions, (functionObj, functionName) => {
      if (!_.isArray(functionObj.events)) {
        throw new ServerlessError(`Events for "${functionName}" must be an array,` +
                          ` not an ${typeof functionObj.events}`);
      }
    });
 
    return this;
  }
 
  update(data) {
    return _.merge(this, data);
  }
 
  getAllFunctions() {
    return Object.keys(this.functions);
  }
 
  getAllFunctionsNames() {
    return this.getAllFunctions().map((func) => this.getFunction(func).name);
  }
 
  getFunction(functionName) {
    if (functionName in this.functions) {
      return this.functions[functionName];
    }
    throw new ServerlessError(`Function "${functionName}" doesn't exist in this Service`);
  }
 
  getEventInFunction(eventName, functionName) {
    if (eventName in this.getFunction(functionName).events) {
      return this.getFunction(functionName).events[eventName];
    }
    throw new ServerlessError(`Event "${eventName}" doesn't exist in function "${functionName}"`);
  }
 
  getAllEventsInFunction(functionName) {
    return Object.keys(this.getFunction(functionName).events);
  }
}
 
module.exports = Service;
 
 

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1
 
 
'use strict';
 
const fs = require('fs');
const path = require('path');
const YAML = require('js-yaml');
const BbPromise = require('bluebird');
const fse = BbPromise.promisifyAll(require('fs-extra'));
const _ = require('lodash');
const fetch = require('node-fetch');
const uuid = require('uuid');
const os = require('os');
const version = require('../../package.json').version;
 
class Utils {
  constructor(serverless) {
    this.serverless = serverless;
  }
 
  getVersion() {
    return version;
  }
 
  dirExistsSync(dirPath) {
    try {
      const stats = fse.statSync(dirPath);
      return stats.isDirectory();
    } catch (e) {
      return false;
    }
  }
 
  fileExistsSync(filePath) {
    try {
      const stats = fse.lstatSync(filePath);
      return stats.isFile();
    } catch (e) {
      return false;
    }
  }
 
  writeFileDir(filePath) {
    return fse.mkdirsSync(path.dirname(filePath));
  }
 
  writeFileSync(filePath, conts) {
    let contents = conts || '';
 
    fse.mkdirsSync(path.dirname(filePath));
 
    if (filePath.indexOf('.json') !== -1 && typeof contents !== 'string') {
      contents = JSON.stringify(contents, null, 2);
    }
 
    const yamlFileExists = (filePath.indexOf('.yaml') !== -1);
    const ymlFileExists = (filePath.indexOf('.yml') !== -1);
 
    if ((yamlFileExists || ymlFileExists) && typeof contents !== 'string') {
      contents = YAML.dump(contents);
    }
 
    return fse.writeFileSync(filePath, contents);
  }
 
  writeFile(filePath, contents) {
    const that = this;
    return new BbPromise((resolve, reject) => {
      try {
        that.writeFileSync(filePath, contents);
      } catch (e) {
        reject(e);
      }
      resolve();
    });
  }
 
  appendFileSync(filePath, conts) {
    const contents = conts || '';
 
    return new BbPromise((resolve, reject) => {
      try {
        fs.appendFileSync(filePath, contents);
      } catch (e) {
        reject(e);
      }
      resolve();
    });
  }
 
  readFileSync(filePath) {
    let contents;
 
    // Read file
    contents = fse.readFileSync(filePath);
 
    // Auto-parse JSON
    if (filePath.endsWith('.json')) {
      contents = JSON.parse(contents);
    } else if (filePath.endsWith('.yml') || filePath.endsWith('.yaml')) {
      contents = YAML.load(contents.toString(), { filename: filePath });
    } else {
      contents = contents.toString().trim();
    }
 
    return contents;
  }
 
  readFile(filePath) {
    const that = this;
    let contents;
    return new BbPromise((resolve, reject) => {
      try {
        contents = that.readFileSync(filePath);
      } catch (e) {
        reject(e);
      }
      resolve(contents);
    });
  }
 
  walkDirSync(dirPath) {
    let filePaths = [];
    const list = fs.readdirSync(dirPath);
    list.forEach((filePathParam) => {
      let filePath = filePathParam;
      filePath = path.join(dirPath, filePath);
      const stat = fs.statSync(filePath);
      if (stat && stat.isDirectory()) {
        filePaths = filePaths.concat(this.walkDirSync(filePath));
      } else {
        filePaths.push(filePath);
      }
    });
 
    return filePaths;
  }
 
  copyDirContentsSync(srcDir, destDir) {
    const fullFilesPaths = this.walkDirSync(srcDir);
 
    fullFilesPaths.forEach(fullFilePath => {
      const relativeFilePath = fullFilePath.replace(srcDir, '');
      fse.copySync(fullFilePath, path.join(destDir, relativeFilePath));
    });
  }
 
  generateShortId(length) {
    return Math.random().toString(36).substr(2, length);
  }
 
  findServicePath() {
    let servicePath = null;
 
    Iif (this.serverless.utils.fileExistsSync(path.join(process.cwd(), 'serverless.yml'))) {
      servicePath = process.cwd();
    } else Iif (this.serverless.utils.fileExistsSync(path.join(process.cwd(), 'serverless.yaml'))) {
      servicePath = process.cwd();
    }
 
    return servicePath;
  }
 
  logStat(serverless, context) {
    // the context in which serverless was executed (e.g. "install", "usage", "uninstall", ...)
    context = context || 'usage'; //eslint-disable-line
 
    const log = (data) => {
      const writeKey = 'cD7fUPf0DuXXIcH6N9ZtYw76bsH4cpax'; // TODO: Replace me before release
      const auth = `${writeKey}:`;
 
      return fetch('https://api.segment.io/v1/track', {
        headers: {
          Authorization: `Basic ${new Buffer(auth).toString('base64')}`,
          'content-type': 'application/json',
        },
        method: 'POST',
        timeout: '1000',
        body: JSON.stringify(data),
      })
        .then((response) => response.json())
        .then(() => BbPromise.resolve())
        .catch(() => BbPromise.resolve());
    };
 
    return new BbPromise((resolve) => {
      const serverlessDirPath = path.join(os.homedir(), '.serverless');
      const statsEnabledFilePath = path.join(serverlessDirPath, 'stats-enabled');
      const statsDisabledFilePath = path.join(serverlessDirPath, 'stats-disabled');
 
      if (this.fileExistsSync(statsDisabledFilePath)) {
        return resolve();
      }
 
      let userId = uuid.v1();
 
      if (!this.fileExistsSync(statsEnabledFilePath)) {
        this.writeFileSync(statsEnabledFilePath, userId);
      } else {
        userId = this.readFileSync(statsEnabledFilePath).toString();
      }
 
      // filter out the whitelisted options
      const options = serverless.processedInput.options;
      const whitelistedOptionKeys = ['help', 'disable', 'enable'];
      const optionKeys = Object.keys(options);
 
      const filteredOptionKeys = optionKeys.filter((key) =>
        whitelistedOptionKeys.indexOf(key) !== -1
      );
 
      const filteredOptions = {};
      filteredOptionKeys.forEach((key) => {
        filteredOptions[key] = options[key];
      });
 
      // function related information retrieval
      const numberOfFunctions = _.size(serverless.service.functions);
 
      const memorySizeAndTimeoutPerFunction = [];
      if (numberOfFunctions) {
        _.forEach(serverless.service.functions, (func) => {
          const memorySize = Number(func.memorySize)
            || Number(this.serverless.service.provider.memorySize)
            || 1024;
          const timeout = Number(func.timeout)
            || Number(this.serverless.service.provider.timeout)
            || 6;
 
          const memorySizeAndTimeoutObject = {
            memorySize,
            timeout,
          };
 
          memorySizeAndTimeoutPerFunction.push(memorySizeAndTimeoutObject);
        });
      }
 
      // event related information retrieval
      const numberOfEventsPerType = [];
      const eventNamesPerFunction = [];
      if (numberOfFunctions) {
        _.forEach(serverless.service.functions, (func) => {
          if (func.events) {
            const funcEventsArray = [];
 
            func.events.forEach((event) => {
              const name = Object.keys(event)[0];
              funcEventsArray.push(name);
 
              const alreadyPresentEvent = _.find(numberOfEventsPerType, { name });
              if (alreadyPresentEvent) {
                alreadyPresentEvent.count++;
              } else {
                numberOfEventsPerType.push({
                  name,
                  count: 1,
                });
              }
            });
 
            eventNamesPerFunction.push(funcEventsArray);
          }
        });
      }
 
      let hasCustomResourcesDefined = false;
 
      // check if configuration in resources.Resources is defined
      if ((serverless.service.resources &&
        serverless.service.resources.Resources &&
        Object.keys(serverless.service.resources.Resources).length)) {
        hasCustomResourcesDefined = true;
      }
 
      // check if configuration in resources.Outputs is defined
      if ((serverless.service.resources &&
        serverless.service.resources.Outputs &&
        Object.keys(serverless.service.resources.Outputs).length)) {
        hasCustomResourcesDefined = true;
      }
 
      let hasCustomVariableSyntaxDefined = false;
      const defaultVariableSyntax = '\\${([ :a-zA-Z0-9._,\\-\\/\\(\\)]+?)}';
 
      // check if the variableSyntax in the provider section is defined
      if (serverless.service.provider &&
        serverless.service.provider.variableSyntax &&
        serverless.service.provider.variableSyntax !== defaultVariableSyntax) {
        hasCustomVariableSyntaxDefined = true;
      }
 
      // wrap in try catch to make sure that missing permissions won't break anything
      let isDockerContainer = false;
      try {
        const cgroupFilePath = path.join('/', 'proc', '1', 'cgroup');
        const cgroupFileContent = fs.readFileSync(cgroupFilePath).toString();
        isDockerContainer = !!cgroupFileContent.match(/docker/);
      } catch (exception) {
        // do nothing
      }
 
      const data = {
        userId,
        event: 'framework_stat',
        properties: {
          version: 2,
          command: {
            name: serverless.processedInput.commands.join(' '),
            filteredOptions,
            isRunInService: (!!serverless.config.servicePath),
          },
          service: {
            numberOfCustomPlugins: _.size(serverless.service.plugins),
            hasCustomResourcesDefined,
            hasVariablesInCustomSectionDefined: (!!serverless.service.custom),
            hasCustomVariableSyntaxDefined,
          },
          provider: {
            name: serverless.service.provider.name,
            runtime: serverless.service.provider.runtime,
            stage: serverless.service.provider.stage,
            region: serverless.service.provider.region,
          },
          functions: {
            numberOfFunctions,
            memorySizeAndTimeoutPerFunction,
          },
          events: {
            numberOfEvents: numberOfEventsPerType.length,
            numberOfEventsPerType,
            eventNamesPerFunction,
          },
          general: {
            userId,
            context,
            timestamp: (new Date()).getTime(),
            timezone: (new Date()).toString().match(/([A-Z]+[+-][0-9]+)/)[1],
            operatingSystem: process.platform,
            userAgent: (process.env.SERVERLESS_DASHBOARD) ? 'dashboard' : 'cli',
            serverlessVersion: serverless.version,
            nodeJsVersion: process.version,
            isDockerContainer,
            isCISystem: !!((process.env.CI || process.env.JENKINS_URL) || false),
          },
        },
      };
 
      return resolve(data);
    }).then((data) => {
      // only log the data if it's there
      if (data) log(data);
    });
  }
}
 
module.exports = Utils;
 
 

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1
 
 
'use strict';
 
const _ = require('lodash');
const path = require('path');
const traverse = require('traverse');
const replaceall = require('replaceall');
const logWarning = require('./Error').logWarning;
 
class Variables {
 
  constructor(serverless) {
    this.serverless = serverless;
    this.service = this.serverless.service;
 
    this.overwriteSyntax = RegExp(/,/g);
    this.fileRefSyntax = RegExp(/^file\(([a-zA-Z0-9._\-/]+?)\)/g);
    this.envRefSyntax = RegExp(/^env:/g);
    this.optRefSyntax = RegExp(/^opt:/g);
    this.selfRefSyntax = RegExp(/^self:/g);
  }
 
  loadVariableSyntax() {
    this.variableSyntax = RegExp(this.service.provider.variableSyntax, 'g');
  }
 
  populateService(processedOptions) {
    const that = this;
    this.options = processedOptions || {};
 
    this.loadVariableSyntax();
 
    const variableSyntaxProperty = this.service.provider.variableSyntax;
 
    // temporally remove variable syntax from service otherwise it'll match
    this.service.provider.variableSyntax = true;
 
    /*
     * we can't use an arrow function in this case cause that would
     * change the lexical scoping required by the traverse module
     */
    traverse(this.service).forEach(function (propertyParam) {
      const t = this;
      let property = propertyParam;
 
      if (typeof property === 'string') {
        property = that.populateProperty(property, true);
        t.update(property);
      }
    });
 
    this.service.provider.variableSyntax = variableSyntaxProperty;
    return this.service;
  }
 
  populateProperty(propertyParam, populateInPlace) {
    let property;
    if (populateInPlace) {
      property = propertyParam;
    } else {
      property = _.cloneDeep(propertyParam);
    }
    let valueToPopulate;
    if (typeof property === 'string' && property.match(this.variableSyntax)) {
      property.match(this.variableSyntax).forEach((matchedString) => {
        const variableString = matchedString
          .replace(this.variableSyntax, (match, varName) => varName.trim())
          .replace(/\s/g, '');
 
        if (variableString.match(this.overwriteSyntax)) {
          valueToPopulate = this.overwrite(variableString);
        } else {
          valueToPopulate = this.getValueFromSource(variableString);
        }
 
        this.warnIfNotFound(variableString, valueToPopulate);
 
        property = this.populateVariable(property, matchedString, valueToPopulate);
      });
      if (property !== this.service) {
        property = this.populateProperty(property);
      }
      return property;
    }
    return property;
  }
 
  populateVariable(propertyParam, matchedString, valueToPopulate) {
    let property = propertyParam;
    if (typeof valueToPopulate === 'string') {
      property = replaceall(matchedString, valueToPopulate, property);
    } else {
      if (property !== matchedString) {
        if (typeof valueToPopulate === 'number') {
          property = replaceall(matchedString, String(valueToPopulate), property);
        } else {
          const errorMessage = [
            'Trying to populate non string value into',
            ` a string for variable ${matchedString}.`,
            ' Please make sure the value of the property is a string.',
          ].join('');
          throw new this.serverless.classes
            .Error(errorMessage);
        }
        return property;
      }
      property = valueToPopulate;
    }
    return property;
  }
 
  overwrite(variableStringsString) {
    let finalValue;
    const variableStringsArray = variableStringsString.split(',');
    variableStringsArray.find(variableString => {
      finalValue = this.getValueFromSource(variableString);
      return (finalValue !== null && typeof finalValue !== 'undefined') &&
        !(typeof finalValue === 'object' && _.isEmpty(finalValue));
    });
 
    return finalValue;
  }
 
  getValueFromSource(variableString) {
    let valueToPopulate;
    if (variableString.match(this.envRefSyntax)) {
      valueToPopulate = this.getValueFromEnv(variableString);
    } else if (variableString.match(this.optRefSyntax)) {
      valueToPopulate = this.getValueFromOptions(variableString);
    } else if (variableString.match(this.selfRefSyntax)) {
      valueToPopulate = this.getValueFromSelf(variableString);
    } else if (variableString.match(this.fileRefSyntax)) {
      valueToPopulate = this.getValueFromFile(variableString);
    } else {
      const errorMessage = [
        `Invalid variable reference syntax for variable ${variableString}.`,
        ' You can only reference env vars, options, & files.',
        ' You can check our docs for more info.',
      ].join('');
      throw new this.serverless.classes.Error(errorMessage);
    }
    return valueToPopulate;
  }
 
  getValueFromEnv(variableString) {
    const requestedEnvVar = variableString.split(':')[1];
    let valueToPopulate;
    if (requestedEnvVar !== '' || '' in process.env) {
      valueToPopulate = process.env[requestedEnvVar];
    } else {
      valueToPopulate = process.env;
    }
    return valueToPopulate;
  }
 
  getValueFromOptions(variableString) {
    const requestedOption = variableString.split(':')[1];
    let valueToPopulate;
    if (requestedOption !== '' || '' in this.options) {
      valueToPopulate = this.options[requestedOption];
    } else {
      valueToPopulate = this.options;
    }
    return valueToPopulate;
  }
 
  getValueFromSelf(variableString) {
    let valueToPopulate = this.service;
    const deepProperties = variableString.split(':')[1].split('.');
    valueToPopulate = this.getDeepValue(deepProperties, valueToPopulate);
    return valueToPopulate;
  }
 
  getValueFromFile(variableString) {
    const matchedFileRefString = variableString.match(this.fileRefSyntax)[0];
    const referencedFileRelativePath = matchedFileRefString
      .replace(this.fileRefSyntax, (match, varName) => varName.trim());
    const referencedFileFullPath = path.join(this.serverless.config.servicePath,
      referencedFileRelativePath);
    let fileExtension = referencedFileRelativePath.split('.');
    fileExtension = fileExtension[fileExtension.length - 1];
 
    // Validate file exists
    if (!this.serverless.utils.fileExistsSync(referencedFileFullPath)) {
      return undefined;
    }
 
    let valueToPopulate;
 
    // Process JS files
    if (fileExtension === 'js') {
      const jsFile = require(referencedFileFullPath); // eslint-disable-line global-require
      let jsModule = variableString.split(':')[1];
      jsModule = jsModule.split('.')[0];
      valueToPopulate = jsFile[jsModule]();
      let deepProperties = variableString.replace(matchedFileRefString, '');
      deepProperties = deepProperties.slice(1).split('.');
      deepProperties.splice(0, 1);
      valueToPopulate = this.getDeepValue(deepProperties, valueToPopulate);
 
      if (typeof valueToPopulate === 'undefined') {
        const errorMessage = [
          'Invalid variable syntax when referencing',
          ` file "${referencedFileRelativePath}".`,
          ' Check if your javascript is returning the correct data.',
        ].join('');
        throw new this.serverless.classes
          .Error(errorMessage);
      }
    }
 
    // Process everything except JS
    if (fileExtension !== 'js') {
      valueToPopulate = this.serverless.utils.readFileSync(referencedFileFullPath);
      if (matchedFileRefString !== variableString) {
        let deepProperties = variableString
          .replace(matchedFileRefString, '');
        if (deepProperties.substring(0, 1) !== ':') {
          const errorMessage = [
            'Invalid variable syntax when referencing',
            ` file "${referencedFileRelativePath}" sub properties`,
            ' Please use ":" to reference sub properties.',
          ].join('');
          throw new this.serverless.classes
            .Error(errorMessage);
        }
        deepProperties = deepProperties.slice(1).split('.');
        valueToPopulate = this.getDeepValue(deepProperties, valueToPopulate);
      }
    }
    return valueToPopulate;
  }
 
  getDeepValue(deepProperties, valueToPopulateParam) {
    let valueToPopulate = valueToPopulateParam;
    deepProperties.forEach(subProperty => {
      if (typeof valueToPopulate === 'undefined') {
        valueToPopulate = {};
      } else if (subProperty !== '' || '' in valueToPopulate) {
        valueToPopulate = valueToPopulate[subProperty];
      }
      if (typeof valueToPopulate === 'string' && valueToPopulate.match(this.variableSyntax)) {
        valueToPopulate = this.populateProperty(valueToPopulate);
      }
    });
    return valueToPopulate;
  }
 
  warnIfNotFound(variableString, valueToPopulate) {
    if (
      valueToPopulate === null ||
      typeof valueToPopulate === 'undefined' ||
      (typeof valueToPopulate === 'object' && _.isEmpty(valueToPopulate))
    ) {
      let varType;
      if (variableString.match(this.envRefSyntax)) {
        varType = 'environment variable';
      } else if (variableString.match(this.optRefSyntax)) {
        varType = 'option';
      } else if (variableString.match(this.selfRefSyntax)) {
        varType = 'service attribute';
      } else if (variableString.match(this.fileRefSyntax)) {
        varType = 'file';
      }
      logWarning(
        `A valid ${varType} to satisfy the declaration '${variableString}' could not be found.`
      );
    }
  }
}
 
module.exports = Variables;
 
 

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'use strict';
 
const path = require('path');
const YAML = require('js-yaml');
const resolve = require('json-refs').resolveRefs;
 
class YamlParser {
 
  constructor(serverless) {
    this.serverless = serverless;
  }
 
  parse(yamlFilePath) {
    let parentDir = yamlFilePath.split(path.sep);
    parentDir.pop();
    parentDir = parentDir.join('/');
    process.chdir(parentDir);
 
    const root = this.serverless.utils.readFileSync(yamlFilePath);
    const options = {
      filter: ['relative', 'remote'],
      loaderOptions: {
        processContent: (res, callback) => {
          callback(null, YAML.load(res.text));
        },
      },
    };
    return resolve(root, options).then((res) => (res.resolved));
  }
}
 
module.exports = YamlParser;
 
 

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'use strict';
module.exports = function () {
	return /[\u001b\u009b][[()#;?]*(?:[0-9]{1,4}(?:;[0-9]{0,4})*)?[0-9A-ORZcf-nqry=><]/g;
};
 
 

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'use strict';
 
function assembleStyles () {
	var styles = {
		modifiers: {
			reset: [0, 0],
			bold: [1, 22], // 21 isn't widely supported and 22 does the same thing
			dim: [2, 22],
			italic: [3, 23],
			underline: [4, 24],
			inverse: [7, 27],
			hidden: [8, 28],
			strikethrough: [9, 29]
		},
		colors: {
			black: [30, 39],
			red: [31, 39],
			green: [32, 39],
			yellow: [33, 39],
			blue: [34, 39],
			magenta: [35, 39],
			cyan: [36, 39],
			white: [37, 39],
			gray: [90, 39]
		},
		bgColors: {
			bgBlack: [40, 49],
			bgRed: [41, 49],
			bgGreen: [42, 49],
			bgYellow: [43, 49],
			bgBlue: [44, 49],
			bgMagenta: [45, 49],
			bgCyan: [46, 49],
			bgWhite: [47, 49]
		}
	};
 
	// fix humans
	styles.colors.grey = styles.colors.gray;
 
	Object.keys(styles).forEach(function (groupName) {
		var group = styles[groupName];
 
		Object.keys(group).forEach(function (styleName) {
			var style = group[styleName];
 
			styles[styleName] = group[styleName] = {
				open: '\u001b[' + style[0] + 'm',
				close: '\u001b[' + style[1] + 'm'
			};
		});
 
		Object.defineProperty(styles, groupName, {
			value: group,
			enumerable: false
		});
	});
 
	return styles;
}
 
Object.defineProperty(module, 'exports', {
	enumerable: true,
	get: assembleStyles
});
 
 

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/*!
 * async
 * https://github.com/caolan/async
 *
 * Copyright 2010-2014 Caolan McMahon
 * Released under the MIT license
 */
(function () {
 
    var async = {};
    function noop() {}
    function identity(v) {
        return v;
    }
    function toBool(v) {
        return !!v;
    }
    function notId(v) {
        return !v;
    }
 
    // global on the server, window in the browser
    var previous_async;
 
    // Establish the root object, `window` (`self`) in the browser, `global`
    // on the server, or `this` in some virtual machines. We use `self`
    // instead of `window` for `WebWorker` support.
    var root = typeof self === 'object' && self.self === self && self ||
            typeof global === 'object' && global.global === global && global ||
            this;
 
    Eif (root != null) {
        previous_async = root.async;
    }
 
    async.noConflict = function () {
        root.async = previous_async;
        return async;
    };
 
    function only_once(fn) {
        return function() {
            if (fn === null) throw new Error("Callback was already called.");
            fn.apply(this, arguments);
            fn = null;
        };
    }
 
    function _once(fn) {
        return function() {
            if (fn === null) return;
            fn.apply(this, arguments);
            fn = null;
        };
    }
 
    //// cross-browser compatiblity functions ////
 
    var _toString = Object.prototype.toString;
 
    var _isArray = Array.isArray || function (obj) {
        return _toString.call(obj) === '[object Array]';
    };
 
    // Ported from underscore.js isObject
    var _isObject = function(obj) {
        var type = typeof obj;
        return type === 'function' || type === 'object' && !!obj;
    };
 
    function _isArrayLike(arr) {
        return _isArray(arr) || (
            // has a positive integer length property
            typeof arr.length === "number" &&
            arr.length >= 0 &&
            arr.length % 1 === 0
        );
    }
 
    function _arrayEach(arr, iterator) {
        var index = -1,
            length = arr.length;
 
        while (++index < length) {
            iterator(arr[index], index, arr);
        }
    }
 
    function _map(arr, iterator) {
        var index = -1,
            length = arr.length,
            result = Array(length);
 
        while (++index < length) {
            result[index] = iterator(arr[index], index, arr);
        }
        return result;
    }
 
    function _range(count) {
        return _map(Array(count), function (v, i) { return i; });
    }
 
    function _reduce(arr, iterator, memo) {
        _arrayEach(arr, function (x, i, a) {
            memo = iterator(memo, x, i, a);
        });
        return memo;
    }
 
    function _forEachOf(object, iterator) {
        _arrayEach(_keys(object), function (key) {
            iterator(object[key], key);
        });
    }
 
    function _indexOf(arr, item) {
        for (var i = 0; i < arr.length; i++) {
            if (arr[i] === item) return i;
        }
        return -1;
    }
 
    var _keys = Object.keys || function (obj) {
        var keys = [];
        for (var k in obj) {
            if (obj.hasOwnProperty(k)) {
                keys.push(k);
            }
        }
        return keys;
    };
 
    function _keyIterator(coll) {
        var i = -1;
        var len;
        var keys;
        if (_isArrayLike(coll)) {
            len = coll.length;
            return function next() {
                i++;
                return i < len ? i : null;
            };
        } else {
            keys = _keys(coll);
            len = keys.length;
            return function next() {
                i++;
                return i < len ? keys[i] : null;
            };
        }
    }
 
    // Similar to ES6's rest param (http://ariya.ofilabs.com/2013/03/es6-and-rest-parameter.html)
    // This accumulates the arguments passed into an array, after a given index.
    // From underscore.js (https://github.com/jashkenas/underscore/pull/2140).
    function _restParam(func, startIndex) {
        startIndex = startIndex == null ? func.length - 1 : +startIndex;
        return function() {
            var length = Math.max(arguments.length - startIndex, 0);
            var rest = Array(length);
            for (var index = 0; index < length; index++) {
                rest[index] = arguments[index + startIndex];
            }
            switch (startIndex) {
                case 0: return func.call(this, rest);
                case 1: return func.call(this, arguments[0], rest);
            }
            // Currently unused but handle cases outside of the switch statement:
            // var args = Array(startIndex + 1);
            // for (index = 0; index < startIndex; index++) {
            //     args[index] = arguments[index];
            // }
            // args[startIndex] = rest;
            // return func.apply(this, args);
        };
    }
 
    function _withoutIndex(iterator) {
        return function (value, index, callback) {
            return iterator(value, callback);
        };
    }
 
    //// exported async module functions ////
 
    //// nextTick implementation with browser-compatible fallback ////
 
    // capture the global reference to guard against fakeTimer mocks
    var _setImmediate = typeof setImmediate === 'function' && setImmediate;
 
    var _delay = _setImmediate ? function(fn) {
        // not a direct alias for IE10 compatibility
        _setImmediate(fn);
    } : function(fn) {
        setTimeout(fn, 0);
    };
 
    Eif (typeof process === 'object' && typeof process.nextTick === 'function') {
        async.nextTick = process.nextTick;
    } else {
        async.nextTick = _delay;
    }
    async.setImmediate = _setImmediate ? _delay : async.nextTick;
 
 
    async.forEach =
    async.each = function (arr, iterator, callback) {
        return async.eachOf(arr, _withoutIndex(iterator), callback);
    };
 
    async.forEachSeries =
    async.eachSeries = function (arr, iterator, callback) {
        return async.eachOfSeries(arr, _withoutIndex(iterator), callback);
    };
 
 
    async.forEachLimit =
    async.eachLimit = function (arr, limit, iterator, callback) {
        return _eachOfLimit(limit)(arr, _withoutIndex(iterator), callback);
    };
 
    async.forEachOf =
    async.eachOf = function (object, iterator, callback) {
        callback = _once(callback || noop);
        object = object || [];
 
        var iter = _keyIterator(object);
        var key, completed = 0;
 
        while ((key = iter()) != null) {
            completed += 1;
            iterator(object[key], key, only_once(done));
        }
 
        if (completed === 0) callback(null);
 
        function done(err) {
            completed--;
            if (err) {
                callback(err);
            }
            // Check key is null in case iterator isn't exhausted
            // and done resolved synchronously.
            else if (key === null && completed <= 0) {
                callback(null);
            }
        }
    };
 
    async.forEachOfSeries =
    async.eachOfSeries = function (obj, iterator, callback) {
        callback = _once(callback || noop);
        obj = obj || [];
        var nextKey = _keyIterator(obj);
        var key = nextKey();
        function iterate() {
            var sync = true;
            if (key === null) {
                return callback(null);
            }
            iterator(obj[key], key, only_once(function (err) {
                if (err) {
                    callback(err);
                }
                else {
                    key = nextKey();
                    if (key === null) {
                        return callback(null);
                    } else {
                        if (sync) {
                            async.setImmediate(iterate);
                        } else {
                            iterate();
                        }
                    }
                }
            }));
            sync = false;
        }
        iterate();
    };
 
 
 
    async.forEachOfLimit =
    async.eachOfLimit = function (obj, limit, iterator, callback) {
        _eachOfLimit(limit)(obj, iterator, callback);
    };
 
    function _eachOfLimit(limit) {
 
        return function (obj, iterator, callback) {
            callback = _once(callback || noop);
            obj = obj || [];
            var nextKey = _keyIterator(obj);
            if (limit <= 0) {
                return callback(null);
            }
            var done = false;
            var running = 0;
            var errored = false;
 
            (function replenish () {
                if (done && running <= 0) {
                    return callback(null);
                }
 
                while (running < limit && !errored) {
                    var key = nextKey();
                    if (key === null) {
                        done = true;
                        if (running <= 0) {
                            callback(null);
                        }
                        return;
                    }
                    running += 1;
                    iterator(obj[key], key, only_once(function (err) {
                        running -= 1;
                        if (err) {
                            callback(err);
                            errored = true;
                        }
                        else {
                            replenish();
                        }
                    }));
                }
            })();
        };
    }
 
 
    function doParallel(fn) {
        return function (obj, iterator, callback) {
            return fn(async.eachOf, obj, iterator, callback);
        };
    }
    function doParallelLimit(fn) {
        return function (obj, limit, iterator, callback) {
            return fn(_eachOfLimit(limit), obj, iterator, callback);
        };
    }
    function doSeries(fn) {
        return function (obj, iterator, callback) {
            return fn(async.eachOfSeries, obj, iterator, callback);
        };
    }
 
    function _asyncMap(eachfn, arr, iterator, callback) {
        callback = _once(callback || noop);
        arr = arr || [];
        var results = _isArrayLike(arr) ? [] : {};
        eachfn(arr, function (value, index, callback) {
            iterator(value, function (err, v) {
                results[index] = v;
                callback(err);
            });
        }, function (err) {
            callback(err, results);
        });
    }
 
    async.map = doParallel(_asyncMap);
    async.mapSeries = doSeries(_asyncMap);
    async.mapLimit = doParallelLimit(_asyncMap);
 
    // reduce only has a series version, as doing reduce in parallel won't
    // work in many situations.
    async.inject =
    async.foldl =
    async.reduce = function (arr, memo, iterator, callback) {
        async.eachOfSeries(arr, function (x, i, callback) {
            iterator(memo, x, function (err, v) {
                memo = v;
                callback(err);
            });
        }, function (err) {
            callback(err, memo);
        });
    };
 
    async.foldr =
    async.reduceRight = function (arr, memo, iterator, callback) {
        var reversed = _map(arr, identity).reverse();
        async.reduce(reversed, memo, iterator, callback);
    };
 
    async.transform = function (arr, memo, iterator, callback) {
        if (arguments.length === 3) {
            callback = iterator;
            iterator = memo;
            memo = _isArray(arr) ? [] : {};
        }
 
        async.eachOf(arr, function(v, k, cb) {
            iterator(memo, v, k, cb);
        }, function(err) {
            callback(err, memo);
        });
    };
 
    function _filter(eachfn, arr, iterator, callback) {
        var results = [];
        eachfn(arr, function (x, index, callback) {
            iterator(x, function (v) {
                if (v) {
                    results.push({index: index, value: x});
                }
                callback();
            });
        }, function () {
            callback(_map(results.sort(function (a, b) {
                return a.index - b.index;
            }), function (x) {
                return x.value;
            }));
        });
    }
 
    async.select =
    async.filter = doParallel(_filter);
 
    async.selectLimit =
    async.filterLimit = doParallelLimit(_filter);
 
    async.selectSeries =
    async.filterSeries = doSeries(_filter);
 
    function _reject(eachfn, arr, iterator, callback) {
        _filter(eachfn, arr, function(value, cb) {
            iterator(value, function(v) {
                cb(!v);
            });
        }, callback);
    }
    async.reject = doParallel(_reject);
    async.rejectLimit = doParallelLimit(_reject);
    async.rejectSeries = doSeries(_reject);
 
    function _createTester(eachfn, check, getResult) {
        return function(arr, limit, iterator, cb) {
            function done() {
                if (cb) cb(getResult(false, void 0));
            }
            function iteratee(x, _, callback) {
                if (!cb) return callback();
                iterator(x, function (v) {
                    if (cb && check(v)) {
                        cb(getResult(true, x));
                        cb = iterator = false;
                    }
                    callback();
                });
            }
            if (arguments.length > 3) {
                eachfn(arr, limit, iteratee, done);
            } else {
                cb = iterator;
                iterator = limit;
                eachfn(arr, iteratee, done);
            }
        };
    }
 
    async.any =
    async.some = _createTester(async.eachOf, toBool, identity);
 
    async.someLimit = _createTester(async.eachOfLimit, toBool, identity);
 
    async.all =
    async.every = _createTester(async.eachOf, notId, notId);
 
    async.everyLimit = _createTester(async.eachOfLimit, notId, notId);
 
    function _findGetResult(v, x) {
        return x;
    }
    async.detect = _createTester(async.eachOf, identity, _findGetResult);
    async.detectSeries = _createTester(async.eachOfSeries, identity, _findGetResult);
    async.detectLimit = _createTester(async.eachOfLimit, identity, _findGetResult);
 
    async.sortBy = function (arr, iterator, callback) {
        async.map(arr, function (x, callback) {
            iterator(x, function (err, criteria) {
                if (err) {
                    callback(err);
                }
                else {
                    callback(null, {value: x, criteria: criteria});
                }
            });
        }, function (err, results) {
            if (err) {
                return callback(err);
            }
            else {
                callback(null, _map(results.sort(comparator), function (x) {
                    return x.value;
                }));
            }
 
        });
 
        function comparator(left, right) {
            var a = left.criteria, b = right.criteria;
            return a < b ? -1 : a > b ? 1 : 0;
        }
    };
 
    async.auto = function (tasks, concurrency, callback) {
        if (typeof arguments[1] === 'function') {
            // concurrency is optional, shift the args.
            callback = concurrency;
            concurrency = null;
        }
        callback = _once(callback || noop);
        var keys = _keys(tasks);
        var remainingTasks = keys.length;
        if (!remainingTasks) {
            return callback(null);
        }
        if (!concurrency) {
            concurrency = remainingTasks;
        }
 
        var results = {};
        var runningTasks = 0;
 
        var hasError = false;
 
        var listeners = [];
        function addListener(fn) {
            listeners.unshift(fn);
        }
        function removeListener(fn) {
            var idx = _indexOf(listeners, fn);
            if (idx >= 0) listeners.splice(idx, 1);
        }
        function taskComplete() {
            remainingTasks--;
            _arrayEach(listeners.slice(0), function (fn) {
                fn();
            });
        }
 
        addListener(function () {
            if (!remainingTasks) {
                callback(null, results);
            }
        });
 
        _arrayEach(keys, function (k) {
            if (hasError) return;
            var task = _isArray(tasks[k]) ? tasks[k]: [tasks[k]];
            var taskCallback = _restParam(function(err, args) {
                runningTasks--;
                if (args.length <= 1) {
                    args = args[0];
                }
                if (err) {
                    var safeResults = {};
                    _forEachOf(results, function(val, rkey) {
                        safeResults[rkey] = val;
                    });
                    safeResults[k] = args;
                    hasError = true;
 
                    callback(err, safeResults);
                }
                else {
                    results[k] = args;
                    async.setImmediate(taskComplete);
                }
            });
            var requires = task.slice(0, task.length - 1);
            // prevent dead-locks
            var len = requires.length;
            var dep;
            while (len--) {
                if (!(dep = tasks[requires[len]])) {
                    throw new Error('Has nonexistent dependency in ' + requires.join(', '));
                }
                if (_isArray(dep) && _indexOf(dep, k) >= 0) {
                    throw new Error('Has cyclic dependencies');
                }
            }
            function ready() {
                return runningTasks < concurrency && _reduce(requires, function (a, x) {
                    return (a && results.hasOwnProperty(x));
                }, true) && !results.hasOwnProperty(k);
            }
            if (ready()) {
                runningTasks++;
                task[task.length - 1](taskCallback, results);
            }
            else {
                addListener(listener);
            }
            function listener() {
                if (ready()) {
                    runningTasks++;
                    removeListener(listener);
                    task[task.length - 1](taskCallback, results);
                }
            }
        });
    };
 
 
 
    async.retry = function(times, task, callback) {
        var DEFAULT_TIMES = 5;
        var DEFAULT_INTERVAL = 0;
 
        var attempts = [];
 
        var opts = {
            times: DEFAULT_TIMES,
            interval: DEFAULT_INTERVAL
        };
 
        function parseTimes(acc, t){
            if(typeof t === 'number'){
                acc.times = parseInt(t, 10) || DEFAULT_TIMES;
            } else if(typeof t === 'object'){
                acc.times = parseInt(t.times, 10) || DEFAULT_TIMES;
                acc.interval = parseInt(t.interval, 10) || DEFAULT_INTERVAL;
            } else {
                throw new Error('Unsupported argument type for \'times\': ' + typeof t);
            }
        }
 
        var length = arguments.length;
        if (length < 1 || length > 3) {
            throw new Error('Invalid arguments - must be either (task), (task, callback), (times, task) or (times, task, callback)');
        } else if (length <= 2 && typeof times === 'function') {
            callback = task;
            task = times;
        }
        if (typeof times !== 'function') {
            parseTimes(opts, times);
        }
        opts.callback = callback;
        opts.task = task;
 
        function wrappedTask(wrappedCallback, wrappedResults) {
            function retryAttempt(task, finalAttempt) {
                return function(seriesCallback) {
                    task(function(err, result){
                        seriesCallback(!err || finalAttempt, {err: err, result: result});
                    }, wrappedResults);
                };
            }
 
            function retryInterval(interval){
                return function(seriesCallback){
                    setTimeout(function(){
                        seriesCallback(null);
                    }, interval);
                };
            }
 
            while (opts.times) {
 
                var finalAttempt = !(opts.times-=1);
                attempts.push(retryAttempt(opts.task, finalAttempt));
                if(!finalAttempt && opts.interval > 0){
                    attempts.push(retryInterval(opts.interval));
                }
            }
 
            async.series(attempts, function(done, data){
                data = data[data.length - 1];
                (wrappedCallback || opts.callback)(data.err, data.result);
            });
        }
 
        // If a callback is passed, run this as a controll flow
        return opts.callback ? wrappedTask() : wrappedTask;
    };
 
    async.waterfall = function (tasks, callback) {
        callback = _once(callback || noop);
        if (!_isArray(tasks)) {
            var err = new Error('First argument to waterfall must be an array of functions');
            return callback(err);
        }
        if (!tasks.length) {
            return callback();
        }
        function wrapIterator(iterator) {
            return _restParam(function (err, args) {
                if (err) {
                    callback.apply(null, [err].concat(args));
                }
                else {
                    var next = iterator.next();
                    if (next) {
                        args.push(wrapIterator(next));
                    }
                    else {
                        args.push(callback);
                    }
                    ensureAsync(iterator).apply(null, args);
                }
            });
        }
        wrapIterator(async.iterator(tasks))();
    };
 
    function _parallel(eachfn, tasks, callback) {
        callback = callback || noop;
        var results = _isArrayLike(tasks) ? [] : {};
 
        eachfn(tasks, function (task, key, callback) {
            task(_restParam(function (err, args) {
                if (args.length <= 1) {
                    args = args[0];
                }
                results[key] = args;
                callback(err);
            }));
        }, function (err) {
            callback(err, results);
        });
    }
 
    async.parallel = function (tasks, callback) {
        _parallel(async.eachOf, tasks, callback);
    };
 
    async.parallelLimit = function(tasks, limit, callback) {
        _parallel(_eachOfLimit(limit), tasks, callback);
    };
 
    async.series = function(tasks, callback) {
        _parallel(async.eachOfSeries, tasks, callback);
    };
 
    async.iterator = function (tasks) {
        function makeCallback(index) {
            function fn() {
                if (tasks.length) {
                    tasks[index].apply(null, arguments);
                }
                return fn.next();
            }
            fn.next = function () {
                return (index < tasks.length - 1) ? makeCallback(index + 1): null;
            };
            return fn;
        }
        return makeCallback(0);
    };
 
    async.apply = _restParam(function (fn, args) {
        return _restParam(function (callArgs) {
            return fn.apply(
                null, args.concat(callArgs)
            );
        });
    });
 
    function _concat(eachfn, arr, fn, callback) {
        var result = [];
        eachfn(arr, function (x, index, cb) {
            fn(x, function (err, y) {
                result = result.concat(y || []);
                cb(err);
            });
        }, function (err) {
            callback(err, result);
        });
    }
    async.concat = doParallel(_concat);
    async.concatSeries = doSeries(_concat);
 
    async.whilst = function (test, iterator, callback) {
        callback = callback || noop;
        if (test()) {
            var next = _restParam(function(err, args) {
                if (err) {
                    callback(err);
                } else if (test.apply(this, args)) {
                    iterator(next);
                } else {
                    callback.apply(null, [null].concat(args));
                }
            });
            iterator(next);
        } else {
            callback(null);
        }
    };
 
    async.doWhilst = function (iterator, test, callback) {
        var calls = 0;
        return async.whilst(function() {
            return ++calls <= 1 || test.apply(this, arguments);
        }, iterator, callback);
    };
 
    async.until = function (test, iterator, callback) {
        return async.whilst(function() {
            return !test.apply(this, arguments);
        }, iterator, callback);
    };
 
    async.doUntil = function (iterator, test, callback) {
        return async.doWhilst(iterator, function() {
            return !test.apply(this, arguments);
        }, callback);
    };
 
    async.during = function (test, iterator, callback) {
        callback = callback || noop;
 
        var next = _restParam(function(err, args) {
            if (err) {
                callback(err);
            } else {
                args.push(check);
                test.apply(this, args);
            }
        });
 
        var check = function(err, truth) {
            if (err) {
                callback(err);
            } else if (truth) {
                iterator(next);
            } else {
                callback(null);
            }
        };
 
        test(check);
    };
 
    async.doDuring = function (iterator, test, callback) {
        var calls = 0;
        async.during(function(next) {
            if (calls++ < 1) {
                next(null, true);
            } else {
                test.apply(this, arguments);
            }
        }, iterator, callback);
    };
 
    function _queue(worker, concurrency, payload) {
        if (concurrency == null) {
            concurrency = 1;
        }
        else if(concurrency === 0) {
            throw new Error('Concurrency must not be zero');
        }
        function _insert(q, data, pos, callback) {
            if (callback != null && typeof callback !== "function") {
                throw new Error("task callback must be a function");
            }
            q.started = true;
            if (!_isArray(data)) {
                data = [data];
            }
            if(data.length === 0 && q.idle()) {
                // call drain immediately if there are no tasks
                return async.setImmediate(function() {
                    q.drain();
                });
            }
            _arrayEach(data, function(task) {
                var item = {
                    data: task,
                    callback: callback || noop
                };
 
                if (pos) {
                    q.tasks.unshift(item);
                } else {
                    q.tasks.push(item);
                }
 
                if (q.tasks.length === q.concurrency) {
                    q.saturated();
                }
            });
            async.setImmediate(q.process);
        }
        function _next(q, tasks) {
            return function(){
                workers -= 1;
 
                var removed = false;
                var args = arguments;
                _arrayEach(tasks, function (task) {
                    _arrayEach(workersList, function (worker, index) {
                        if (worker === task && !removed) {
                            workersList.splice(index, 1);
                            removed = true;
                        }
                    });
 
                    task.callback.apply(task, args);
                });
                if (q.tasks.length + workers === 0) {
                    q.drain();
                }
                q.process();
            };
        }
 
        var workers = 0;
        var workersList = [];
        var q = {
            tasks: [],
            concurrency: concurrency,
            payload: payload,
            saturated: noop,
            empty: noop,
            drain: noop,
            started: false,
            paused: false,
            push: function (data, callback) {
                _insert(q, data, false, callback);
            },
            kill: function () {
                q.drain = noop;
                q.tasks = [];
            },
            unshift: function (data, callback) {
                _insert(q, data, true, callback);
            },
            process: function () {
                while(!q.paused && workers < q.concurrency && q.tasks.length){
 
                    var tasks = q.payload ?
                        q.tasks.splice(0, q.payload) :
                        q.tasks.splice(0, q.tasks.length);
 
                    var data = _map(tasks, function (task) {
                        return task.data;
                    });
 
                    if (q.tasks.length === 0) {
                        q.empty();
                    }
                    workers += 1;
                    workersList.push(tasks[0]);
                    var cb = only_once(_next(q, tasks));
                    worker(data, cb);
                }
            },
            length: function () {
                return q.tasks.length;
            },
            running: function () {
                return workers;
            },
            workersList: function () {
                return workersList;
            },
            idle: function() {
                return q.tasks.length + workers === 0;
            },
            pause: function () {
                q.paused = true;
            },
            resume: function () {
                if (q.paused === false) { return; }
                q.paused = false;
                var resumeCount = Math.min(q.concurrency, q.tasks.length);
                // Need to call q.process once per concurrent
                // worker to preserve full concurrency after pause
                for (var w = 1; w <= resumeCount; w++) {
                    async.setImmediate(q.process);
                }
            }
        };
        return q;
    }
 
    async.queue = function (worker, concurrency) {
        var q = _queue(function (items, cb) {
            worker(items[0], cb);
        }, concurrency, 1);
 
        return q;
    };
 
    async.priorityQueue = function (worker, concurrency) {
 
        function _compareTasks(a, b){
            return a.priority - b.priority;
        }
 
        function _binarySearch(sequence, item, compare) {
            var beg = -1,
                end = sequence.length - 1;
            while (beg < end) {
                var mid = beg + ((end - beg + 1) >>> 1);
                if (compare(item, sequence[mid]) >= 0) {
                    beg = mid;
                } else {
                    end = mid - 1;
                }
            }
            return beg;
        }
 
        function _insert(q, data, priority, callback) {
            if (callback != null && typeof callback !== "function") {
                throw new Error("task callback must be a function");
            }
            q.started = true;
            if (!_isArray(data)) {
                data = [data];
            }
            if(data.length === 0) {
                // call drain immediately if there are no tasks
                return async.setImmediate(function() {
                    q.drain();
                });
            }
            _arrayEach(data, function(task) {
                var item = {
                    data: task,
                    priority: priority,
                    callback: typeof callback === 'function' ? callback : noop
                };
 
                q.tasks.splice(_binarySearch(q.tasks, item, _compareTasks) + 1, 0, item);
 
                if (q.tasks.length === q.concurrency) {
                    q.saturated();
                }
                async.setImmediate(q.process);
            });
        }
 
        // Start with a normal queue
        var q = async.queue(worker, concurrency);
 
        // Override push to accept second parameter representing priority
        q.push = function (data, priority, callback) {
            _insert(q, data, priority, callback);
        };
 
        // Remove unshift function
        delete q.unshift;
 
        return q;
    };
 
    async.cargo = function (worker, payload) {
        return _queue(worker, 1, payload);
    };
 
    function _console_fn(name) {
        return _restParam(function (fn, args) {
            fn.apply(null, args.concat([_restParam(function (err, args) {
                if (typeof console === 'object') {
                    if (err) {
                        if (console.error) {
                            console.error(err);
                        }
                    }
                    else if (console[name]) {
                        _arrayEach(args, function (x) {
                            console[name](x);
                        });
                    }
                }
            })]));
        });
    }
    async.log = _console_fn('log');
    async.dir = _console_fn('dir');
    /*async.info = _console_fn('info');
    async.warn = _console_fn('warn');
    async.error = _console_fn('error');*/
 
    async.memoize = function (fn, hasher) {
        var memo = {};
        var queues = {};
        var has = Object.prototype.hasOwnProperty;
        hasher = hasher || identity;
        var memoized = _restParam(function memoized(args) {
            var callback = args.pop();
            var key = hasher.apply(null, args);
            if (has.call(memo, key)) {   
                async.setImmediate(function () {
                    callback.apply(null, memo[key]);
                });
            }
            else if (has.call(queues, key)) {
                queues[key].push(callback);
            }
            else {
                queues[key] = [callback];
                fn.apply(null, args.concat([_restParam(function (args) {
                    memo[key] = args;
                    var q = queues[key];
                    delete queues[key];
                    for (var i = 0, l = q.length; i < l; i++) {
                        q[i].apply(null, args);
                    }
                })]));
            }
        });
        memoized.memo = memo;
        memoized.unmemoized = fn;
        return memoized;
    };
 
    async.unmemoize = function (fn) {
        return function () {
            return (fn.unmemoized || fn).apply(null, arguments);
        };
    };
 
    function _times(mapper) {
        return function (count, iterator, callback) {
            mapper(_range(count), iterator, callback);
        };
    }
 
    async.times = _times(async.map);
    async.timesSeries = _times(async.mapSeries);
    async.timesLimit = function (count, limit, iterator, callback) {
        return async.mapLimit(_range(count), limit, iterator, callback);
    };
 
    async.seq = function (/* functions... */) {
        var fns = arguments;
        return _restParam(function (args) {
            var that = this;
 
            var callback = args[args.length - 1];
            if (typeof callback == 'function') {
                args.pop();
            } else {
                callback = noop;
            }
 
            async.reduce(fns, args, function (newargs, fn, cb) {
                fn.apply(that, newargs.concat([_restParam(function (err, nextargs) {
                    cb(err, nextargs);
                })]));
            },
            function (err, results) {
                callback.apply(that, [err].concat(results));
            });
        });
    };
 
    async.compose = function (/* functions... */) {
        return async.seq.apply(null, Array.prototype.reverse.call(arguments));
    };
 
 
    function _applyEach(eachfn) {
        return _restParam(function(fns, args) {
            var go = _restParam(function(args) {
                var that = this;
                var callback = args.pop();
                return eachfn(fns, function (fn, _, cb) {
                    fn.apply(that, args.concat([cb]));
                },
                callback);
            });
            if (args.length) {
                return go.apply(this, args);
            }
            else {
                return go;
            }
        });
    }
 
    async.applyEach = _applyEach(async.eachOf);
    async.applyEachSeries = _applyEach(async.eachOfSeries);
 
 
    async.forever = function (fn, callback) {
        var done = only_once(callback || noop);
        var task = ensureAsync(fn);
        function next(err) {
            if (err) {
                return done(err);
            }
            task(next);
        }
        next();
    };
 
    function ensureAsync(fn) {
        return _restParam(function (args) {
            var callback = args.pop();
            args.push(function () {
                var innerArgs = arguments;
                if (sync) {
                    async.setImmediate(function () {
                        callback.apply(null, innerArgs);
                    });
                } else {
                    callback.apply(null, innerArgs);
                }
            });
            var sync = true;
            fn.apply(this, args);
            sync = false;
        });
    }
 
    async.ensureAsync = ensureAsync;
 
    async.constant = _restParam(function(values) {
        var args = [null].concat(values);
        return function (callback) {
            return callback.apply(this, args);
        };
    });
 
    async.wrapSync =
    async.asyncify = function asyncify(func) {
        return _restParam(function (args) {
            var callback = args.pop();
            var result;
            try {
                result = func.apply(this, args);
            } catch (e) {
                return callback(e);
            }
            // if result is Promise object
            if (_isObject(result) && typeof result.then === "function") {
                result.then(function(value) {
                    callback(null, value);
                })["catch"](function(err) {
                    callback(err.message ? err : new Error(err));
                });
            } else {
                callback(null, result);
            }
        });
    };
 
    // Node.js
    Eif (typeof module === 'object' && module.exports) {
        module.exports = async;
    }
    // AMD / RequireJS
    else if (typeof define === 'function' && define.amd) {
        define([], function () {
            return async;
        });
    }
    // included directly via <script> tag
    else {
        root.async = async;
    }
 
}());
 
 

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1
 
 
 
 
1
1
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
module.exports = balanced;
function balanced(a, b, str) {
  if (a instanceof RegExp) a = maybeMatch(a, str);
  if (b instanceof RegExp) b = maybeMatch(b, str);
 
  var r = range(a, b, str);
 
  return r && {
    start: r[0],
    end: r[1],
    pre: str.slice(0, r[0]),
    body: str.slice(r[0] + a.length, r[1]),
    post: str.slice(r[1] + b.length)
  };
}
 
function maybeMatch(reg, str) {
  var m = str.match(reg);
  return m ? m[0] : null;
}
 
balanced.range = range;
function range(a, b, str) {
  var begs, beg, left, right, result;
  var ai = str.indexOf(a);
  var bi = str.indexOf(b, ai + 1);
  var i = ai;
 
  if (ai >= 0 && bi > 0) {
    begs = [];
    left = str.length;
 
    while (i >= 0 && !result) {
      if (i == ai) {
        begs.push(i);
        ai = str.indexOf(a, i + 1);
      } else if (begs.length == 1) {
        result = [ begs.pop(), bi ];
      } else {
        beg = begs.pop();
        if (beg < left) {
          left = beg;
          right = bi;
        }
 
        bi = str.indexOf(b, i + 1);
      }
 
      i = ai < bi && ai >= 0 ? ai : bi;
    }
 
    if (begs.length) {
      result = [ left, right ];
    }
  }
 
  return result;
}
 
 

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"use strict";
module.exports = function(Promise) {
var SomePromiseArray = Promise._SomePromiseArray;
function any(promises) {
    var ret = new SomePromiseArray(promises);
    var promise = ret.promise();
    ret.setHowMany(1);
    ret.setUnwrap();
    ret.init();
    return promise;
}
 
Promise.any = function (promises) {
    return any(promises);
};
 
Promise.prototype.any = function () {
    return any(this);
};
 
};
 
 

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"use strict";
var firstLineError;
try {throw new Error(); } catch (e) {firstLineError = e;}
var schedule = require("./schedule");
var Queue = require("./queue");
var util = require("./util");
 
function Async() {
    this._customScheduler = false;
    this._isTickUsed = false;
    this._lateQueue = new Queue(16);
    this._normalQueue = new Queue(16);
    this._haveDrainedQueues = false;
    this._trampolineEnabled = true;
    var self = this;
    this.drainQueues = function () {
        self._drainQueues();
    };
    this._schedule = schedule;
}
 
Async.prototype.setScheduler = function(fn) {
    var prev = this._schedule;
    this._schedule = fn;
    this._customScheduler = true;
    return prev;
};
 
Async.prototype.hasCustomScheduler = function() {
    return this._customScheduler;
};
 
Async.prototype.enableTrampoline = function() {
    this._trampolineEnabled = true;
};
 
Async.prototype.disableTrampolineIfNecessary = function() {
    if (util.hasDevTools) {
        this._trampolineEnabled = false;
    }
};
 
Async.prototype.haveItemsQueued = function () {
    return this._isTickUsed || this._haveDrainedQueues;
};
 
 
Async.prototype.fatalError = function(e, isNode) {
    if (isNode) {
        process.stderr.write("Fatal " + (e instanceof Error ? e.stack : e) +
            "\n");
        process.exit(2);
    } else {
        this.throwLater(e);
    }
};
 
Async.prototype.throwLater = function(fn, arg) {
    if (arguments.length === 1) {
        arg = fn;
        fn = function () { throw arg; };
    }
    if (typeof setTimeout !== "undefined") {
        setTimeout(function() {
            fn(arg);
        }, 0);
    } else try {
        this._schedule(function() {
            fn(arg);
        });
    } catch (e) {
        throw new Error("No async scheduler available\u000a\u000a    See http://goo.gl/MqrFmX\u000a");
    }
};
 
function AsyncInvokeLater(fn, receiver, arg) {
    this._lateQueue.push(fn, receiver, arg);
    this._queueTick();
}
 
function AsyncInvoke(fn, receiver, arg) {
    this._normalQueue.push(fn, receiver, arg);
    this._queueTick();
}
 
function AsyncSettlePromises(promise) {
    this._normalQueue._pushOne(promise);
    this._queueTick();
}
 
Eif (!util.hasDevTools) {
    Async.prototype.invokeLater = AsyncInvokeLater;
    Async.prototype.invoke = AsyncInvoke;
    Async.prototype.settlePromises = AsyncSettlePromises;
} else {
    Async.prototype.invokeLater = function (fn, receiver, arg) {
        if (this._trampolineEnabled) {
            AsyncInvokeLater.call(this, fn, receiver, arg);
        } else {
            this._schedule(function() {
                setTimeout(function() {
                    fn.call(receiver, arg);
                }, 100);
            });
        }
    };
 
    Async.prototype.invoke = function (fn, receiver, arg) {
        if (this._trampolineEnabled) {
            AsyncInvoke.call(this, fn, receiver, arg);
        } else {
            this._schedule(function() {
                fn.call(receiver, arg);
            });
        }
    };
 
    Async.prototype.settlePromises = function(promise) {
        if (this._trampolineEnabled) {
            AsyncSettlePromises.call(this, promise);
        } else {
            this._schedule(function() {
                promise._settlePromises();
            });
        }
    };
}
 
Async.prototype.invokeFirst = function (fn, receiver, arg) {
    this._normalQueue.unshift(fn, receiver, arg);
    this._queueTick();
};
 
Async.prototype._drainQueue = function(queue) {
    while (queue.length() > 0) {
        var fn = queue.shift();
        if (typeof fn !== "function") {
            fn._settlePromises();
            continue;
        }
        var receiver = queue.shift();
        var arg = queue.shift();
        fn.call(receiver, arg);
    }
};
 
Async.prototype._drainQueues = function () {
    this._drainQueue(this._normalQueue);
    this._reset();
    this._haveDrainedQueues = true;
    this._drainQueue(this._lateQueue);
};
 
Async.prototype._queueTick = function () {
    if (!this._isTickUsed) {
        this._isTickUsed = true;
        this._schedule(this.drainQueues);
    }
};
 
Async.prototype._reset = function () {
    this._isTickUsed = false;
};
 
module.exports = Async;
module.exports.firstLineError = firstLineError;